CVE-2020-27835 describes a use-after-free vulnerability in the Linux kernel's Infiniband hfi1 driver, affecting versions prior to 5.10-rc6. This flaw allows a local, highly privileged user to crash the system by manipulating ioctl calls after opening a device file and forking. Rated Medium (CVSS 4.4), the vulnerability requires local access and has a high impact on availability, but no impact on confidentiality or integrity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.9CPE matchmatch criteria | cpe:2.3:a:linux:infiniband_hfi1_driver:*:*:*:*:*:*:*:* | ||
5.10CPE matchmatch criteria | cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc1:*:*:*:*:*:* | ||
5.10CPE matchmatch criteria | cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc2:*:*:*:*:*:* | ||
5.10CPE matchmatch criteria | cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc3:*:*:*:*:*:* | ||
5.10CPE matchmatch criteria | cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc4:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.